Major Incidents | Rescue & Vehicle Extrication | Slideshow

Pedestrian Bridge Collapse in Florida

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University Bridge Collapse

In this frame from video, emergency personnel work at the scene of a collapsed bridge in the Miami area, Thursday, March 15, 2018. (WPLG-TV via AP)

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University Bridge Collapse

This photo provided by DroneBase shows the collapsed pedestrian bridge at Florida International University in the Miami area on Thursday, March 15, 2018. (DroneBase via AP)

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University Bridge Collapse

This photo provided by DroneBase shows the collapsed pedestrian bridge at Florida International University in the Miami area on Thursday, March 15, 2018. (DroneBase via AP)

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University Bridge Collapse

A Miami-Dade Fire Rescue firefighter takes pictures after a brand new, 950-ton pedestrian bridge collapsed in front of Florida International University, Thursday, March 15, 2018, in Miami. Florida officials said Thursday that several people have been found dead in the rubble of a collapsed South Florida pedestrian bridge where the frantic search for any survivors continued past nightfall. (Michael Laughlin/South Florida Sun-Sentinel via AP)

05 / 20

APTOPIX University Bridge Collapse

A brand new, 950-ton pedestrian bridge collapsed in front of Florida International University, Thursday, March 15, 2018, in Miami. Florida officials said Thursday that several people have been found dead in the rubble of a collapsed South Florida pedestrian bridge where the frantic search for any survivors continued past nightfall. (Michael Laughlin/South Florida Sun-Sentinel via AP)

06 / 20

University Bridge Collapse

Miami-Dade Fire Rescue firefighters work on a brand new, 950-ton pedestrian bridge that collapsed in front of Florida International University, Thursday, March 15, 2018, in Miami. Florida officials said Thursday that several people have been found dead in the rubble of a collapsed South Florida pedestrian bridge where the frantic search for any survivors continued past nightfall. (Michael Laughlin/South Florida Sun-Sentinel via AP)

07 / 20

University Bridge Collapse

A brand new, 950-ton pedestrian bridge collapsed in front of Florida International University, Thursday, March 15, 2018, in Miami. Florida officials said Thursday that several people have been found dead in the rubble of a collapsed South Florida pedestrian bridge where the frantic search for any survivors continued past nightfall. (Michael Laughlin/South Florida Sun-Sentinel via AP)

08 / 20

University Bridge Collapse

Miam-Dade Fire Rescue personnel work after a brand new, 950-ton pedestrian bridge collapsed in front of Florida International University, Thursday, March 15, 2018, in Miami. Florida officials said Thursday that several people have been found dead in the rubble of the collapsed South Florida pedestrian bridge where the frantic search for any survivors continued past nightfall. (Michael Laughlin/South Florida Sun-Sentinel via AP)

09 / 20

University Bridge Collapse

A Florida Highway Patrol vehicle is parked next to a crushed car under a section of a new pedestrian bridge, Friday, March 16, 2018, after it collapsed Thursday onto a highway at a Miami-area college. Authorities said the bridge being built at Florida International University had been put to a "stress test" and its cables were being tightened when it collapsed. (AP Photo/Wilfredo Lee)

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University Bridge Collapse

Police work next to a crushed car under a section of a collapsed pedestrian bridge, Friday, March 16, 2018 near Florida International University in the Miami area. The new pedestrian bridge that was under construction collapsed onto a busy Miami highway Thursday afternoon, crushing vehicles beneath massive slabs of concrete and steel, killing and injuring several people, authorities said. (AP Photo/Wilfredo Lee)

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University Bridge Collapse

Workers stand next to a crushed car and yellow tarp under a section of a collapsed pedestrian bridge, Friday, March 16, 2018 near Florida International University in the Miami area. The new pedestrian bridge that was under construction collapsed onto a busy Miami highway Thursday afternoon, crushing vehicles beneath massive slabs of concrete and steel, killing and injuring several people, authorities said. (AP Photo/Wilfredo Lee)

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University Bridge Collapse

In this frame from video, emergency personnel work at the scene of a collapsed bridge in the Miami area, Thursday, March 15, 2018. (WPLG-TV via AP)

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University Bridge Collapse

Workers wait next to a crushed car and yellow tarp under a section of a collapsed pedestrian bridge, Friday, March 16, 2018 near Florida International University in the Miami area. The new pedestrian bridge that was under construction collapsed onto a busy Miami highway Thursday afternoon, crushing vehicles beneath massive slabs of concrete and steel, killing and injuring several people, authorities said. (AP Photo/Wilfredo Lee)

14 / 20

University Bridge Collapse

Emergency personnel responds to a collapsed pedestrian bridge connecting Florida International University on Thursday, March 15, 2018 in the Miami area. The brand-new pedestrian bridge collapsed onto a highway crushing at least five vehicles. Several people were seen being loaded into ambulances and authorities said they were searching for people. (Roberto Koltun/The Miami Herald via AP)

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University Bridge Collapse

Emergency personnel responds to a collapsed pedestrian bridge at Florida International University on Thursday, March 15, 2018 in the Miami area. The brand-new pedestrian bridge collapsed onto a highway crushing at least five vehicles. Several people were seen being loaded into ambulances and authorities said they were searching for people. (Daniel A. Varela/The Miami Herald via AP)

16 / 20

University Bridge Collapse

People move away from the area where a pedestrian bridge connecting the Florida International University collapsed, Thursday, March 15, 2018 in the Miami area. The brand-new pedestrian bridge collapsed onto a highway crushing at least five vehicles. Several people were seen being loaded into ambulances and authorities said they were searching for people. (Roberto Koltun/The Miami Herald via AP)

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APTOPIX University Bridge Collapse

Emergency personnel respond to a collapsed pedestrian bridge at Florida International University on Thursday, March 15, 2018, in the Miami area. The brand-new pedestrian bridge collapsed onto a highway crushing several vehicles. (Roberto Koltun/Miami Herald via AP)

18 / 20

University Bridge Collapse

Emergency personnel respond to people near a collapsed pedestrian bridge at Florida International University on Thursday, March 15, 2018, in the Miami area. The brand-new pedestrian bridge collapsed onto a highway crushing multiple vehicles and killing several people. (WTVJ NBC6 via AP)

19 / 20

APTOPIX University Bridge Collapse

Emergency personnel work at the scene of a collapsed pedestrian bridge at Florida International University on Thursday, March 15, 2018, in the Miami area. The brand-new pedestrian bridge collapsed onto a highway crushing multiple vehicles and killing several people. (WTVJ NBC6 via AP)

20 / 20

University Bridge Collapse

This photo provided by DroneBase shows the collapsed pedestrian bridge at Florida International University in the Miami area on Thursday, March 15, 2018. (DroneBase via AP)